java / beginner
Snippet
Mapping Exceptions to HTTP Status Codes
Using @ResponseStatus on a custom exception class provides a simple way to return specific HTTP status codes when an error occurs.
snippet.java
java
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@ResponseStatus(HttpStatus.BAD_REQUEST)public class InvalidInputException extends RuntimeException {public InvalidInputException(String message) {super(message);}}
spring
Breakdown
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@ResponseStatus(HttpStatus.BAD_REQUEST)
Ensures a 400 Bad Request status is returned when this exception is thrown.
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extends RuntimeException
Inherits from RuntimeException so it doesn't need mandatory catching.